Muscle massager



FIG. 1 is a perspective view of the muscle massager of the present invention;

FIG. 2 is a front view of the muscle massager of the present invention;

FIG. 3 is a rear view of the muscle massager of the present invention;

FIG. 4 is a left side view of the muscle massager of the present invention;

FIG. 5 is a right side view of the muscle massager of the present invention;

FIG. 6 is a top view of the muscle massager of the present invention; and,

FIG. 7 is a bottom view of the muscle massager of the present invention.

The broken lines shown in the figures (including those on the handle of the massager) are for the purpose of illustrating portions of the muscle massager, which form no part of the claimed design. 

CLAIM The ornamental design for a muscle massager, as shown and described. 